CVE-2011-2168: Integer Overflow
First published: Tue May 24 2011(Updated: )
Multiple integer overflows in the glob implementation in libc in OpenBSD before 4.9 might allow context-dependent attackers to have an unspecified impact via a crafted string, related to the GLOB_APPEND and GLOB_DOOFFS flags, a different issue than CVE-2011-0418.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenBSD | <=4.8 | |
| OpenBSD | =2.0 | |
| OpenBSD | =2.1 | |
| OpenBSD | =2.2 | |
| OpenBSD | =2.3 | |
| OpenBSD | =2.4 | |
| OpenBSD | =2.5 | |
| OpenBSD | =2.6 | |
| OpenBSD | =2.7 | |
| OpenBSD | =2.8 | |
| OpenBSD | =2.9 | |
| OpenBSD | =3.0 | |
| OpenBSD | =3.1 | |
| OpenBSD | =3.2 | |
| OpenBSD | =3.3 | |
| OpenBSD | =3.4 | |
| OpenBSD | =3.5 | |
| OpenBSD | =3.6 | |
| OpenBSD | =3.7 | |
| OpenBSD | =3.8 | |
| OpenBSD | =3.9 | |
| OpenBSD | =4.0 | |
| OpenBSD | =4.1 | |
| OpenBSD | =4.2 | |
| OpenBSD | =4.3 | |
| OpenBSD | =4.4 | |
| OpenBSD | =4.5 | |
| OpenBSD | =4.6 | |
| OpenBSD | =4.7 |
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Reference Links
- http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/glob.c#rev1.35
- http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/glob.c.diff?r1=1.34;r2=1.35;f=h
- http://securityreason.com/achievement_securityalert/97
- http://www.securityfocus.com/bid/48004
- http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/glob.c.diff?r1=1.34%3Br2=1.35%3Bf=h
Frequently Asked Questions
What is the severity of CVE-2011-2168?
The severity of CVE-2011-2168 is not explicitly rated, but it involves multiple integer overflows that could allow for unspecified impacts.
How do I fix CVE-2011-2168?
To fix CVE-2011-2168, upgrade to OpenBSD version 4.9 or later, which has addressed the issue.
What versions of OpenBSD are affected by CVE-2011-2168?
CVE-2011-2168 affects OpenBSD versions up to 4.8 as well as early versions starting from 2.0.
What is the impact of CVE-2011-2168?
The impact of CVE-2011-2168 may allow attackers to exploit the integer overflow vulnerabilities through crafted strings.
Are there any known exploits for CVE-2011-2168?
There are no publicly known exploits specifically targeting CVE-2011-2168 at this time.
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